InChI=1/C9H5F2N3O4S/c10-9(11,7(15)16)19-8-12-5-2-1-4(14(17)18)3-6(5)13-8/h1-3H,(H2,12,13,15,16)/p-2/fC9H3F2N3O4S/q-2 5B4E5092B370EFF3